66409728

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1123}}^1$

素因数の和:1160

約数の個数: 144

約数和(自身を含む): 220555776

約数和(自身を除く): 154146048

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 32, 33, 42, 44, 48, 56, 64, 66, 77, 84, 88, 96, 112, 128, 132, 154, 168, 176, 192, 224, 231, 256, 264, 308, 336, 352, 384, 448, 462, 528, 616, 672, 704, 768, 896, 924, 1056, 1123, 1232, 1344, 1408, 1792, 1848, 2112, 2246, 2464, 2688, 2816, 3369, 3696, 4224, 4492, 4928, 5376, 6738, 7392, 7861, 8448, 8984, 9856, 12353, 13476, 14784, 15722, 17968, 19712, 23583, 24706, 26952, 29568, 31444, 35936, 37059, 47166, 49412, 53904, 59136, 62888, 71872, 74118, 86471, 94332, 98824, 107808, 125776, 143744, 148236, 172942, 188664, 197648, 215616, 251552, 259413, 287488, 296472, 345884, 377328, 395296, 431232, 503104, 518826, 592944, 691768, 754656, 790592, 862464, 1006208, 1037652, 1185888, 1383536, 1509312, 1581184, 2012416, 2075304, 2371776, 2767072, 3018624, 3162368, 4150608, 4743552, 5534144, 6037248, 8301216, 9487104, 11068288, 16602432, 22136576, 33204864, 66409728]

約数ペア:

[(1, 66409728), (2, 33204864), (3, 22136576), (4, 16602432), (6, 11068288), (7, 9487104), (8, 8301216), (11, 6037248), (12, 5534144), (14, 4743552), (16, 4150608), (21, 3162368), (22, 3018624), (24, 2767072), (28, 2371776), (32, 2075304), (33, 2012416), (42, 1581184), (44, 1509312), (48, 1383536), (56, 1185888), (64, 1037652), (66, 1006208), (77, 862464), (84, 790592), (88, 754656), (96, 691768), (112, 592944), (128, 518826), (132, 503104), (154, 431232), (168, 395296), (176, 377328), (192, 345884), (224, 296472), (231, 287488), (256, 259413), (264, 251552), (308, 215616), (336, 197648), (352, 188664), (384, 172942), (448, 148236), (462, 143744), (528, 125776), (616, 107808), (672, 98824), (704, 94332), (768, 86471), (896, 74118), (924, 71872), (1056, 62888), (1123, 59136), (1232, 53904), (1344, 49412), (1408, 47166), (1792, 37059), (1848, 35936), (2112, 31444), (2246, 29568), (2464, 26952), (2688, 24706), (2816, 23583), (3369, 19712), (3696, 17968), (4224, 15722), (4492, 14784), (4928, 13476), (5376, 12353), (6738, 9856), (7392, 8984), (7861, 8448)]